Ppg Industries Ohio, Inc.

Other

Ppg Industries, Inc.

Richard J Sadvary

Lawrence G Anderson

Dennis A Simpson

Shiryn Tyebjee

Shanti Swarup

Thomas R Hockswender

Kurt Gordon Olson

Masayuki Nakajima

Truman F Wilt

Deborah E Hayes

Marvis E Hartman

Karen A Barkac

Caroline S Harris

Xiangling Xu

Gregory J McCollum

Anthony Michael Chasser

Hongying Zhou

Michael Allen Mayo

Davina J Schwartzmiller

Scott J Moravek

Adam Bradley Powell

John W Burgman

Ronald R Ambrose

James B O'Dwyer

Simion Coca

Debra L Singer

William H Retsch, Jr

Shengkui Hu

David R Fenn

John R Schneider

Roxalana Lee Martin

Richard F Karabin

Stephen John Thomas

Roger L Scriven

Daniela White

Kaliappa G Ragunathan

Christopher A Verardi

Joseph M Carney

Wei Wang

Shawn Allen DeSaw

Kymarie L Kuster

Scott W Sisco

Aditya Gottumukkala

John M Furar

William E Eibon

Karen A Morow

Allison G Condie

Daniel Connor

Robyn E McMillan

Kristin M Bartlett

Laura E Schilling

Shawn A De Saw

Howard L Senkfor

Constantine A Kondos

Robert A Montague

Jane Valenta

Matthew S Luchansky

Tsukasa Mizuhara

Victoria A Trettel

Dennis W Jones

Chad A Landis

Michael L White

Daniel F Moyano

Walter Metzger

Sherry M Gaggini

Jamel S Richardson

Wolfgang Klaeger

Beate Seiler

Kelly E Lutz

S Tonya Stefko

James E Reddy

Timothy Syput

Lyle L Foringer

Kymarje L Koster

Laura E Poindexter

Kalsani Venkateshwarlu

Dieter Eiss

Giancarlo Cirani

Jane N Valenta

Jose Antonio Camerano

Richard Williams

Shirin Tyebjee

A coating composition includes: an aqueous medium; a first polymer comprising first core-shell particles dispersed in the aqueous medium, where the first core-shell particles include (i) keto and/or aldo functional groups, (ii) a polymeric shell including carboxylic acid functional groups and urethane and/or urea linkages, and (iii) a polymeric core at least partially encapsulated by the polymeric shell, where the polymeric shell and/or the polymeric core include the keto and/or aldo functional groups; a second polymer dispersed in the aqueous medium, the second polymer including carboxylic acid functional groups and hydroxyl functional groups; a first crosslinker including a polyhydrazide reactive with the first core-shell particles; and a second crosslinker reactive with the first core-shell particles and/or the second polymer, where the polymeric core of the first core-shell particles are covalently bonded to at least a portion of the corresponding polymeric shell.

Low temperature cure coating composition

Multi-layer coatings comprising polymerization reaction products of 1,1-di-activated vinyl compounds are described. Also provided are processes for coating substrates with curable compositions comprising 1,1-di-activated vinyl compounds. Also provided are articles coated with this composition.

Multi-layer curable compositions containing 1,1-di-activated vinyl compound products and related processes

The present invention is directed to film-forming compositions comprising: a) a non-chlorinated, linear polyolefin polymer comprising 0.5 to 10 percent by weight residues of an ethylenically unsaturated anhydride or acid; b) an aminoplast; and c) a component comprising: i) at least one non-chlorinated hydrocarbon having at least 18 carbon atoms and optionally aromatic groups and/or oxygen heteroatoms; and/or ii) an alkyd resin. The present invention is also drawn to methods of improving fuel resistance of a coated article, comprising: (1) applying the film-forming composition to a substrate to form a coated substrate; (2) optionally subjecting the coated substrate to a temperature for a time sufficient to cure the film-forming composition; (3) applying at least one curable film-forming composition to the coated substrate to form a multi-layer coated substrate; and (4) subjecting the multi-layer coated substrate to a temperature and for a time sufficient to cure all of the film-forming compositions.

Adhesion promoting compositions and method of improving fuel resistance of a coated article

A method for applying a multilayer coating comprising a basecoat and a clearcoat is disclosed. The basecoat is a curable aqueous composition comprising (1) polymeric particles containing carboxylic acid functionality and prepared from ethylenically unsaturated compounds including a multi-ethylenically unsaturated monomer, and (2) a polycarbodiimide. Also provided is a multilayer coated substrate.

Methods for coating substrates and multilayer coated substrates

A multi-layer coating includes: a first basecoat layer applied over at least a portion of a substrate; and a second basecoat layer applied over the first basecoat layer. The first basecoat layer and second basecoat layer are formed from compositions having a polyhydrazide and core-shell particles dispersed in aqueous mediums. The core-shell particles of the first basecoat composition includes (1) a polymeric core at least partially encapsulated by (2) a polymeric shell comprising urea linkages, and keto and/or aldo functional groups. The polymeric core of the core-shell particles of the first basecoat composition and the second basecoat composition are each independently covalently bonded to at least a portion of the polymeric shell of the core-shell particles.

Multi-layer coatings and methods of preparing the same

Polyisocyanate-cured coating compositions containing 1,1-di-activated vinyl compounds are described. Also provided are coatings formed from coating compositions comprising 1,1-di-activated vinyl compounds, including multi-layer coatings. Also provided are processes for coating substrates with coating compositions comprising 1,1-di-activated vinyl compounds. Also provided are articles employing the coatings described herein.

Polyurethane coating compositions containing 1,1-di-activated vinyl compounds and related coatings and processes

An aqueous dispersion includes an aqueous medium and self-crosslinkable core-shell particles dispersed in the aqueous medium. The core-shell particles include (1) a polymeric core at least partially encapsulated by (2) a polymeric shell having urethane linkages, keto and/or aldo functional groups, and hydrazide functional groups. Further, the polymeric core is covalently bonded to at least a portion of the polymeric shell.

Aqueous dispersions, coating compositions formed with aqueous dispersions, and multi-layer coatings

The present invention is directed to an acrylic copolymer composition prepared from a monomer composition. The monomer composition is essentially free of solvents having a boiling point less than 120&#xb0; C. and essentially free of acid functional monomers. The monomer composition or acrylic copolymer composition comprises: wherein (i) X is NR' or O, R&#x2032; is hydrogen or is a linear or branched alkyl group having 1 to 18 carbon atoms, and R is a linear or branched alkyl group having 1 to 18 carbon atoms, or (ii) X is N or O and R is a linear or branched alkyl group bonded to X to form a 5- to 7-member ring; based on the total weight of monomers in the monomer composition; and

Acrylic copolymer composition prepared from vinyl ester or amide functional monomers

A method for applying a multilayer coating comprising a basecoat and a clearcoat is disclosed. The basecoat is a curable aqueous composition comprising (1) polymeric particles prepared from ethylenically unsaturated compounds including a multi-ethylenically unsaturated monomer and a keto or aldo-functional monomer, and (2) a polyhydrazide. A hydrophobic polymer is present in the aqueous composition to improve its humidity resistance.

Methods and compositions for coating substrates

The present invention is directed to a coated substrate comprising:

Waterborne coating compositions and heat sensitive substrates coated therewith

A method for applying a multilayer coating comprising a basecoat and a clearcoat is disclosed. The basecoat is a curable aqueous composition comprising (1) polymeric particles prepared from ethylenically unsaturated compounds including a multi-ethylenically unsaturated monomer and a keto or aldo-functional monomer, and (2) a polyhydrazide. A hydrophobic polyester is present in the aqueous composition to improve its humidity resistance.

A method of repairing defects in automotive coatings is disclosed. More particularly, the invention relates to a method of repairing defects in color-clear composite coatings.

Methods for repairing defects in automotive coatings

A method for applying a multilayer coating comprising a basecoat and a clearcoat is disclosed. The basecoat is a curable aqueous composition comprising (1) polymeric particles prepared from ethylenically unsaturated compounds including a multi-ethylenically unsaturated monomer and a keto or aldo-functional monomer, and (2) a polyhydrazide.

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Pittsburgh, PA, United States of America

Richard J Sadvary